PLAYER TOURNAMENT DETAILS
Tristann Posthumus
1090154889Ekurhuleni (GE)Tournament details
| Tour Id | 20252776 |
| Group Id | 20252774 |
| Name | East Rand Chess Club Open 2025 |
| Section | B |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2025-08-09 |
| End | 2025-08-09 |
| Submitted | 2025-09-16 |
| Rated | 2025-09-16 |
| Submit age weight | 1 |
| Host | Ekurhuleni (GE) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
| Tour Id | 20252776 |
| Group Id | 20252774 |
| Name | East Rand Chess Club Open 2025 |
| Section | B |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2025-08-09 |
| End | 2025-08-09 |
| Submitted | 2025-09-16 |
| Rated | 2025-09-16 |
| Submit age weight | 1 |
| Host | Ekurhuleni (GE) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
General
| Games | 5 |
| Score | 3 |
| Percent | 60 |
| Dp | 85 |
| Aor | 1458.6 |
| Perform | 1543.6 |
| Penalties | 0 |
| Wins | 2 |
| Draws | 2 |
| Losses | 1 |
| White | 4 |
| Black | 6 |
| White wins | 4 |
| Black wins | 0 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 5 |
| Final Pos | 5 |
| Share Pos | 5 |
| Count for rating | Yes |
| Games | 5 |
| Score | 3 |
| Percent | 60 |
| Dp | 85 |
| Aor | 1458.6 |
| Perform | 1543.6 |
| Penalties | 0 |
| Wins | 2 |
| Draws | 2 |
| Losses | 1 |
| White | 4 |
| Black | 6 |
| White wins | 4 |
| Black wins | 0 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 5 |
| Final Pos | 5 |
| Share Pos | 5 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1341.7 |
| K-factor | 20 |
| Score | 3 |
| Expected score | 1.78 |
| Score - Expected score | 1.22 |
| Rating +/- | 20.3 |
| Rating | 1341.7 |
| K-factor | 20 |
| Score | 3 |
| Expected score | 1.78 |
| Score - Expected score | 1.22 |
| Rating +/- | 20.3 |
Analysis (Type)
| Rating | 1326.5 |
| K-factor | 20 |
| Score | 3 |
| Expected score | 1.73 |
| Score - Expected score | 1.27 |
| Rating +/- | 25.4 |
| Rating | 1326.5 |
| K-factor | 20 |
| Score | 3 |
| Expected score | 1.73 |
| Score - Expected score | 1.27 |
| Rating +/- | 25.4 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-08-09 | Nickols, C (Christi) | GE | 1265.5 | 1272.1 | W | 1 | 0.63 | 0.37 | 6.1 | 0.61 | 0.39 | 7.8 | Yes | |
| 1 | 2025-08-09 | Nickols, C (Christi) | GE | 1265.5 | 1272.1 | W | 1 | 0.63 | 0.37 | 6.1 | 0.61 | 0.39 | 7.8 | Yes | |
| 2 | 2025-08-09 | Nengovhela, M (Manakela) | GE | 1563.6 | 1551.7 | B | 0.5 | 0.2 | 0.3 | 5 | 0.2 | 0.3 | 6 | Yes | |
| 2 | 2025-08-09 | Nengovhela, M (Manakela) | GE | 1563.6 | 1551.7 | B | 0.5 | 0.2 | 0.3 | 5 | 0.2 | 0.3 | 6 | Yes | |
| 3 | 2025-08-09 | Grootboom, C (Chante) | GE | 1324.9 | 1302.2 | W | 1 | 0.56 | 0.44 | 7.3 | 0.57 | 0.43 | 8.6 | Yes | |
| 3 | 2025-08-09 | Grootboom, C (Chante) | GE | 1324.9 | 1302.2 | W | 1 | 0.56 | 0.44 | 7.3 | 0.57 | 0.43 | 8.6 | Yes | |
| 4 | 2025-08-09 | Pillay, Z (Zac) | GE | 1534.5 | 1529 | B | 0 | 0.23 | -0.23 | -3.8 | 0.22 | -0.22 | -4.4 | Yes | |
| 4 | 2025-08-09 | Pillay, Z (Zac) | GE | 1534.5 | 1529 | B | 0 | 0.23 | -0.23 | -3.8 | 0.22 | -0.22 | -4.4 | Yes | |
| 5 | 2025-08-09 | Coetzee, G (Gisele) | GE | WRM | 1604.6 | 1602.4 | B | 0.5 | 0.15 | 0.35 | 5.8 | 0.14 | 0.36 | 7.2 | Yes |
| 5 | 2025-08-09 | Coetzee, G (Gisele) | GE | WRM | 1604.6 | 1602.4 | B | 0.5 | 0.15 | 0.35 | 5.8 | 0.14 | 0.36 | 7.2 | Yes |